Viewing Cup Disc Ratio Measurement History

1. Click the yellow Hx button in the CD Ratio box in the top middle of the Exam - Special Tests ExamWRITER chart window.

   The CD Ratio History window opens.

2. Select the OD, OS, or OU radio button to change the display of the graph.
3. Click the icons at the top of the window to copy the graph to the clipboard or print the graph.
4. Click Exit to close the CD Ratio History window.